D-Link DSL-X1852E User Manual page 62

Section 4 - Configuration
Secondary DNS
Enter the secondary DNS server's IP address.
Server:
If you selected Manual, configure the following settings:
Address Format: Select the IPv6 addressing method: EUI64 Address or Address Pool.
Prefix:
Enter the IPv6 prefix, for example, 2001:b011:2000:0012::.
Prefix Length : Enter the IPv6 prefix length (16-64).
Prefix Preferred
Enter the preferred lifetime of the prefix (600-4294967295 seconds)..
Lifetime:
The default is 3600.
Prefix Valid
Enter the valid lifetime of the prefix (600-4294967295 seconds). The
Lifetime:
default is 7200.
RA Minimum
Enter the minimum time interval at which the router advertisement
Interval:
messages will be sent (3-1350 seconds). The default is 200 seconds.
RA Maximum Enter the maximum time interval at which the router advertisement
Interval: messages will be sent (4-1800 seconds).The default is 600 seconds.
DNS Select: Select the DNS server assignment method: Auto, Manual, or a Service
Number of the WAN Interface. If you selected Manual, enter the
following DNS settings manually.
Primary DNS
Enter the DNS server's IP address.
Server:
Secondary DNS
Enter the secondary DNS server's IP address.
Server:
UPnP Settings
UPnP allows network devices to seamlessly discover each other on the
local network for network services such as file sharing and advanced
media functions. Select this option to allow UPnP (Universal Plug and
Play) on the local network.
D-Link DSL-X1852E User Manual 56